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An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64